DYNAMICS OF THE EXCITON BAND AND POLARON DEFECTS OF THE EMERALDINE BASE FORM OF POLYANILINE AS A FILM AND IN SOLUTION

$^{1}$. M. G. Roe, J. M. Ginder, T. L. Gustafson, M. Angelopoulos, A. G. MacDiarmid and A. J. Epstein, Phys. Rev. B {\bf 40} , 4187 (1989). $^{2}$. J. M. Ginder and A. J. Epstein, Phys. Rev. B {\bf 41} , 10674 (1990). $^{3}$. C. B. Duke, E. M. Conwell and A. Paton, Chem. Phys. Lett. {\bf 131} , 82 (1986). $^*$ Work supported in part by DARPA through a grant monitored by USONR and the OSU Center for Materials Reasearch.